ばくだん！～幕末男子～

Makoto Adachi is a high school delinquent who hides his cowardice behind bluster during a school trip to Kyoto. At a shrine, he wishes he could be reborn as the lead of his own life and finds a strange banknote bearing his face. The incident sends him to Kyoto at the end of the shogunate. He has no grasp of the era and is quickly threatened by wandering swordsmen. Survival pushes him toward the young Shinsengumi, where his bluffing and luck are tested.